<template>
  <div>
    <el-form ref="deptForm" label-width="120px" :rules="rules" :model="form">
      <el-form-item label="部门名称" prop="name">
        <el-input v-model="form.name" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input v-model="form.code" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>
      <el-form-item label="部门负责人" prop="manager">
        <el-select v-model="form.manager" style="width:80%" placeholder="请选择">
          <el-option v-for="item in employees" :key="item.id" :value="item.username" :label="item.username" />
        </el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input v-model="form.introduce" style="width:80%" placeholder="1-300个字符" type="textarea" :rows="3" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" size="small" @click="hSubmit">确定</el-button>
        <el-button size="small" @click="hCancel">取消</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import { getEmployees } from '@/api/employees.js'
import { addDepartment, loadDepartmentDetail, updateDepartments } from '@/api/departments.js'

export default {
  props: {
    id: {
      type: String,
      required: true
    },
    isEdit: {
      type: Boolean,
      required: true
    },
    originList: {
      type: Array,
      required: true
    }
  },
  data() {
    const validCode = (rule, value, callback) => {
      // console.log('12', value)
      let originCodes = this.originList.map(item => item.code)
      // 编辑
      if (this.isEdit) {
        originCodes = this.originList.filter(item => item.id !== this.id).map(item => item.code)
      }
      if (originCodes.includes(value)) {
        callback(new Error(value + '已存在'))
      } else {
        callback()
      }
    }
    const validName = (rule, value, callback) => {
      let originNames = this.originList.filter(item => item.pid === this.id).map(item => item.name)
      if (this.isEdit) {
        const cur = this.originList.find(item => item.id === this.id)
        const pid = cur.pid
        const brothers = this.originList.filter(item => item.pid === pid && item.id !== this.id)
        originNames = brothers.map(item => item.name)
      }
      if (originNames.includes(value)) {
        callback(new Error(value + '已存在'))
      } else {
        callback()
      }
    }
    return {
      form: {
        name: '', // 部门名称
        code: '', // 部门编码
        manager: '', // 部门管理者
        introduce: '' // 部门介绍
      },
      employees: [],
      rules: {
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门名称要求1-50个字符', trigger: 'blur' },
          { validator: validName, trigger: 'blur' }
        ],
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门编码要求1-50个字符', trigger: 'blur' },
          { validator: validCode, trigger: 'blur' }
        ],
        manager: [
          { required: true, message: '部门负责人不能为空', trigger: 'blur' }
        ],
        introduce: [
          { required: true, message: '部门介绍不能为空', trigger: 'blur' },
          { min: 1, max: 300, message: '部门介绍要求1-300个字符', trigger: 'blur' }
        ]
      }
    }
  },
  // watch: {
  //   id: function(newVal, oldVal) {
  //     console.log(newVal, oldVal)
  //     this.loadEmployees()
  //   }
  // },
  created() {
    // console.log('111', this.originList)
    this.loadEmployees()
    if (this.isEdit) {
      this.Detail()
    }
  },
  methods: {
    hSubmit() {
      // 兜底校验
      // console.log(this.$refs.deptForm)
      this.$refs.deptForm.validate(validate => {
        if (validate) {
          this.isEdit ? this.doEdit() : this.doAdd()
        }
      })
    },
    hCancel() {
      // 重置表单
      // this.$refs.deptForm.resetFields()
      this.$emit('close')
    },
    async loadEmployees() {
      const res = await getEmployees()
      //   console.log(res.data)
      this.employees = res.data
    },
    async Detail() {
      const res = await loadDepartmentDetail(this.id)
      console.log(res)
      this.form = res.data
    },
    async doAdd() {
      const d = { ...this.form, pid: this.id }
      await addDepartment(d)
      //   console.log(res)
      this.$emit('success')
    },
    async doEdit() {
      await updateDepartments(this.form)
      //   console.log(res)
      this.$emit('success')
      this.$nextTick(() => {
        this.$refs.refDept.loadEmployees()
      })
    },
    resetForm() {
      this.$refs.deptForm.resetFields()
    }
  }
}
</script>

<style>

</style>
